What we know about the measurement:

Polk Audio Reserve R100 is a passive bookshelves that cost around 650 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 85.4dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 68.8Hz (resp. 58.6Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.6dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-60.0°, 60.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.49 and would be 7.96 with a perfect subwoofer.
      • Details: NBD: ON 0.311, LW 0.271, SP 0.308, PIR 0.254; SM: SP0.911, PIR0.782; LFQ 0.389, LFX 54Hz
    • Tonality (Preference) Score is 6.23 with an EQ and would be 8.59 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.289, LW 0.231, SP 0.257, PIR 0.195; SM: SP0.96, PIR0.956; LFQ 0.389, LFX 51Hz
  • Link to Original review.
Polk Audio Reserve R100
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
5 68.0 0.8 2.88
3 547.0 2.67 -1.16
3 646.0 0.69 0.8
3 1348.0 2.93 -1.23
3 2226.0 0.81 1.96
3 3325.0 1.85 -1.31
3 4645.0 2.19 -0.85
3 10361.0 2.01 -0.64
6 13537.0 1.08 -0.82
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Polk Audio Reserve R100 filters_auto_eq

AutomaticEQ

Polk Audio Reserve R100 filters_eq_full

Target v.s. EQ

Polk Audio Reserve R100
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 0.5
3 100.0 2.14 0.0
3 160.0 2.14 -0.25
3 250.0 2.14 -0.25
3 400.0 2.14 -0.25
3 630.0 2.14 -0.25
3 1000.0 2.14 0.0
3 1600.0 2.14 0.0
3 2500.0 2.14 0.0
3 4000.0 2.14 -0.5
3 6300.0 2.14 -0.5
3 10000.0 2.14 -0.5
3 16000.0 2.14 -0.25
Download

These EQ is designed for a 15 bands graphical EQ.

Polk Audio Reserve R100
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
3 63.0 4.32 0.5
3 80.0 4.32 0.25
3 100.0 4.32 0.0
3 125.0 4.32 -0.25
3 160.0 4.32 -0.25
3 200.0 4.32 -0.25
3 250.0 4.32 -0.25
3 315.0 4.32 -0.25
3 400.0 4.32 -0.25
3 500.0 4.32 -0.25
3 630.0 4.32 -0.25
3 800.0 4.32 0.0
3 1000.0 4.32 0.0
3 1250.0 4.32 -0.25
3 1600.0 4.32 0.0
3 2000.0 4.32 0.0
3 2500.0 4.32 0.0
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.5
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.5
3 8000.0 4.32 -0.5
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.5
3 16000.0 4.32 -0.25
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Polk Audio Reserve R100: comparison between EQs
Polk Audio Reserve R100

Comparison betweens various EQs

Polk Audio Reserve R100

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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